* {
    font-weight: 200;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    list-style: none;
    color: rgb(255, 255, 255);
    font-family: PingFang SC, STHeitiSC-Light, Helvetica-Light, arial, sans-serif, Droid Sans Fallback
}